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公开(公告)号:US20020104379A1
公开(公告)日:2002-08-08
申请号:US09867286
申请日:2001-05-29
Applicant: Input/Output, Inc.
Inventor: Robert Ried , Arjun Selvakumar , Howard Goldberg , Martin Schmidt , Lianzhong Yu
IPC: G01P015/125
CPC classification number: G01V1/181 , B81B3/0086 , B81B2201/0235 , B81B2203/0109 , B81B2203/053 , G01P1/023 , G01P15/0802 , G01P15/125
Abstract: An accelerometer for measuring seismic data. The accelerometer includes a measurement mass assembly having top and bottom electrodes, a top capacitor electrode, and bottom capacitor electrode. One or more of the electrodes include re-entrant openings formed in the surface of the electrodes.
Abstract translation: 用于测量地震数据的加速度计。 加速度计包括具有顶部和底部电极的测量质量组件,顶部电容器电极和底部电容器电极。 一个或多个电极包括在电极的表面中形成的再入口。